edited, John B. Williamson, Linda Evans and Michael Rustad
Little, Brown, 1985
Buku Teks
Parrillo, Vincent N., author
John Wiley & Sons, 1985
Buku Teks
edited by, John T. McNeill; translated and indexed by, Ford Lewis Battles
The Westminster Press, [date of publication not identified]
Buku Teks
edited by Robert K. Merton and Robert A. Nisbet
Harcourt, Brace and World, 1961
Buku Teks
Beheim-Schwarzbach, Martin
Hamburg Rowohlt 1964
Buku Teks